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Author Question: Interior to the Earth, the gravitational attraction varies directly as the distance from the centre ... (Read 77 times)

sdfghj

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on: May 26, 2021
Interior to the Earth, the gravitational attraction varies directly as the distance from the centre of the Earth. What is the work necessary to lift a mass weighing 1 kg at the surface from the centre to the surface? Assume that the radius of the Earth is  6,400 km  and  the force of attraction of the Earth on a  mass at its surface is 9.8 Newtons.
◦ 36,480  N ∙ km
◦ 31,360  N ∙ km
◦ 24,260  N ∙ km
◦ 42,400  N ∙ km
◦ none of the above
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Marked as best answer by sdfghj on May 26, 2021

Ahernandez18

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Reply #1 on: May 26, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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sdfghj

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Reply 2 on: May 26, 2021
Wow, this really help

strudel15

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Reply 3 on: Yesterday
:D TYSM

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